【2021年】辽宁省鞍山市大学英语6级大学英语六级模拟考试(含答案)

【2021年】辽宁省鞍山市大学英语6级大学英语六级模拟考试(含答案)学校:________班级:________姓名:________考号:________

一、1.Writing(10题)1.Directions:Forthispart,youareallowed30minutestowriteashortessayentitledTheMarvelsofMedicineintheTwentiethCentury.Youshouldwriteatleast150wordsfollowingtheoutlinegivenbelow:

1.Introduction:Advancesinmedicalscience—themostimportantachievementsmadeinthetwentiethcentury

1.Developmentofvaccinesandantibiotics

2.Discoveriesofnewdiagnosismethods

3.Adventofgeneticengineering,anewbranchofbiology

Concludingremarks:Evengreaterwonderstobewroughtinthe21stcentury

2.Directions:Forthispart,youareallowed30minutestowriteashortessayentitledACoverLetter.Youshouldwriteatleast150wordsfollowingtheoutlinegivenbelow.

1.你是如何得知招生信息的

2.自我推荐并说明选择该校的理由

3.希望得到该校的回复

3.Directions:Forthispart,youareallowedthirtyminutestowriteacompositiononthetopicHowtoEncouragePeopletoUsePublicTransport.Youshouldwriteatleast150wordsaccordingtotheoutlinegivenbelowinChinese

1.许多大城市私家车越来越多

2．私家车过多造成的问题。

3．如何鼓励人们少用私家车，多用公共交通。

4.Directions:Forthispart,youareallowed30minutestowriteacompositionbasedonthefollowingtable.Youshouldwriteatleast150wordsfollowingtheoutlinegivenbelow:

1.解释表格各数据：

2．分析报名人数变化的原因；

3．对这一现象做出评论

5.Forthispart,youareallowed30minutestowriteashortessayentitledBBSandCollegeStudents.Youshouldwriteatleast150wordsaccordingtotheoutlinegivenbelowinChinese.

1.BBS成为很多大学生必不可少的一部分

2.BBS的主要功能

3.BBS存在的问题

BBSandCollegeStudents

6.Directions:Forthispart,youareallowed30minutestowriteashortessayentitledSayNotoPiratedProducts.Youshouldwriteatleast150wordsfollowingtheoutlinegivenbelow.

1.目前盗版的现象比较严重；

2．造成这种现象的原因及其危害；

3．我们应该怎么做。

Usefulwordsandexpressions：

盗版：piracy(n.)

盗版产品：piratedproducts

知识产权：intellectualpropertyrights

侵犯版权：infringesb.'scopyright；copyrightinfringement

7.1.现在越来越多的年轻人把手机短信作为交流的主要渠道

2.使用手机雉的利与弊

3.我的观点

MyViewpointonWide-spreadSMS

8.Directions:Forthispart,youareallowedthirtyminutestowriteacompositiononthetopicItPaystoBeHonest.Youshouldwriteatleast150wordsaccordingtotheoutlinegivenbelowinChinese:

1.当前社会存在许多不诚实的现象。

2.诚实利人利己，做人应该诚实。

9.Directions:Forthispart,youareallowed30minutestowriteashortessayentitledOnForeigners'LearningChinese.Youshouldwriteatleast150wordsfollowingtheoutlinegivenbelow.

1.目前，国久“汉语热”持续升温

2.出现这种现象的主要原因

3.“汉语热”给我的启示

OnForeigners'LearningChinese

10.Forthispart,youareallowed30minutestowriteacompositiononthetopicLearntoGiveupWisely.Youshouldwriteatleast150wordsaccordingtotheoutlinegivenbelowinChinese:

1．我们应该学会明智地放弃

2．该放弃而不放弃的危害

3．在什么情况下我们应该明智地放弃

LearntoGiveupWisely

二、2.ReadingComprehension(SkimmingandScanning)(10题)11.Morepeoplewouldusenotesandcointoprotect______whenelectroniccashpaymentsareunderstrictmonitoring.

12.

By"DeathControl",theauthormeanscontroloftheworld'spopulation.

A.YB.NC.NG

13.HowtoLovetheWorldAsItIs?

Itstruckmerecentlythatalotofpeoplethinktheyknowwhat'swrongwiththisworld,anditalsostruckmethatthey'reallwrong.

Seriously-almosteverypoliticalandreligiousgroup,everyopinionatedperson,everypublicationwithanopinion,hassaidatonetimeoranotherwhattheythinkiswrongwiththisworld.

Sowhat'sreallywrongwiththeworld,inmyopinion?

Notathing.

ThePrevailingWorld-view

Itseemstobeaprevailingworld-viewthattheworldismessedup,thattherearejustafewthingswrongwithit,andifwecouldonlygetthosethingstochange,theworldwouldbegreat.Ifwecouldjusteducatepeopleandgetthemtorealizewhat'swrongwiththisworld,thingscouldchange.

Thistypeofviewoftheworld-andlikeIsaid,Ithinkit'stheprevailingview-stemsfromanidealthatmanypeoplehaveintheirheadsofwhattheworldshouldbelike.Theymightnotrealizetheyhavethatideal,butit'sthere.AndtheworldwillneverreachthisPlatonicideal,becauseit'sjustthisimageofperfectionthatdoesnotmatchreality.Realityandthisidealareincompatible.

SoWhat'sWrongwithThat?

Nothing'swrongwiththat,actually.That'showmostpeopleare,andIdon'tthinkIcanchangethat,norwouldIwantto.Ithoughtitwouldbeaninterestingdiscussion,though,becauseIthinkthisdiscrepancybetweenwhatpeoplethinktheworldshouldbeandwhattheworldreallyiscancauseunhappiness.

Ifyouwanttheworldtobecompletelyvegetarianandkindtoanimals,anditisn'tandwon'tbeintheforeseeablefuture,youwillmostlikelybeunhappy.Ifyouwanttheworldtogobacktohowitwasduringyourchildhood,orduringyourparents'generation,anditisn'tlikelytodoso,you'renotgoingtobehappy.

Thesameistrueofanyofourideals.It'sverypossiblethattherealityofthepeopleinyourlifedon'tmeettheseideals.Thatmightcauseyoutobeunhappywiththem.

Whenrealitydoesn'tmeetideals-anditrarelydoes-webecomeunhappy.

SoWhat'stheAlternative?

I'mnotproposingthatyou,oranyoneelse,changeyourworld-view.Ifyou,oranyoneelse,arehappywiththatworld-view,don'tchangeit.

Butthereisanalternative,andI'mnotsayingit'sbetter.It'stheworld-viewItrytohave:insteadofhavinganideal,stoplookingforperfection.Accepttheworldasitis,andloveitforwhatitis.Acceptpeopleastheyare,andlovethem.

Whatwouldbetheresultofthisalternativeworld-view?Well,Ithinkyou'dbehappier,ifonlybecauseyoudidn'tseetheworldasafundamentallyflawedorevilplace,andbegantoseethegoodintheworld.This,however,isopentoindividualinterpretation,andyourownexperienceislikelytobedifferentthanmine.

Doesthismeanthatweshouldgiveupontryingtomakepositivechangesintheworld?Shouldwestoptryingtomaketheworldabetterplace?No!Don'teverstoptryingtodogoodthings!Eveniftheworldisalreadyagoodplace,wecanalwaysfindhappinessandsatisfactionintryingtodogood,intryingtomakepeople'slivesbetter.

Butwhataboutalltheevilandsufferingintheworld?Shouldweacceptandlovethataswell?That'sthetoughestpart,Ithink.It'shardtoacceptthatpeoplearedyingofdiseasesandfamineandwarandmurderandabuse,andperhapsimpossibletolovethataspectoftheworld.Youdon'thavetoloveit,butithelpstotrytoreallyunderstandit.Whydoesthishappen?Whatarethedeeperreasons?Attheheartofthedeepestreasonsishumanity-weareallflawedcreaturesinsomeway,andthat'swhatmakesushumanandbeautiful.

&nb

A.Theworldisinamess.

B.Humansdon'tknowwhat'swrongwiththeworld.

C.Theworldispromising.

D.Humanscan'tgetadjustedtothechangingworld.

14.

ThestoryofJasonshowsthatalthoughgossipsareusuallyincredible,peopletendtobelieveinthe______.

15.Eco-vandalsinEdinburghstormedafieldtwoyearsago,aimingat______.

16.

AccordingtoStatisticsCanada,mostCanadianseniorsover65______.

A.movetotheirchildren'splace

B.liveindependentlyuntiltheydie

C.joinmeaningfulprivately-sponsoredactivities

D.becometheresponsibilityofthegovernment

17.

Whatisthemaindifficultyinmakingfriendsacrosscountries?

A.Differencesinexpectationstofriendship.

B.Alackofappreciationoffriendship.

C.Differencesinlanguage.

D.Differencesinlivingstyles.

18.

Comparedtogasoline-poweredcars,thenatural-gasvehiclespossesstheunparalleledbenefitof______.

A.reductionincarbonmonoxideemissions

B.reductioninemissionsofoxidesofnitrogen

C.reductioninparticulatematter10

D.reductioninenvironmentallyharmfulemissions

19.

In1944,governmentofficialswereinterestedinFuller'sfamilydwellingbecauseitcouldbe______.

20.TheScienceofLastingHappiness

ThedayImeetSonjaLyubomirsky,shekeepsgettingcallsfromherToyotaPriusdealer.Whenshefinallypicksup,sheisexcitedbythenews:shecanbuythecarshewantsintwodays.Lyubomirskywondersifherenthusiasmmightcomeacrossasmaterialism,butIunderstandthatsheisbuyinganexperienceasmuchasapossession.Twoweekslater,inlateJanuary,the40-year-oldLyubomirsky,whosmilesoftenandseemstoapproachlifewithzestandgoodhumor,reportsthatsheis"totallylovingthePrius."Butwillthefeelingwearoffsoonafterthenew-carsmell,orwillitlast,makinganaturallyhappypersonevenmoreso?

ThePossibilityofLastingHappiness

Anexperimentalpsychologistinvestigatingthepossibilityoflastinghappiness,Lyubomirskyunderstandsfarbetterthanmostofusthefollyofpinningourhopesonanewcar—oronanygoodfortunethatcomesourway.Wetendtoadapt,quicklyreturningtoourusuallevelofhappiness.Theclassicexampleofsuch"hedonicadaptation"(享乐适应)comesfroma1970sstudyoflotterywinners,whoayearaftertheirwindfall(意外横财)endedupnohappierthannonwinners.Hedonicadaptationhelpstoexplainwhyevenchangesinmajorlifecircumstances—suchasincome,marriage,physicalhealthandwherewelive—dosolittletoboostouroverallhappiness.Notonlythat,butstudiesoftwinsandadopteeshaveshownthatabout50percentofeachperson'shappinessisdeterminedfrombirth.This"geneticsetpoint"alonemakesthehappinessglasslookhalfempty,becauseanyupwardswinginhappinessseemsdoomedtofallbacktonearyourbaseline."There'sbeenatensioninthefield,"explainsLyubomirsky'smaincollaborator,psychologistKennonM.SheldonoftheUniversityofMissouri-Columbia."Somepeoplewereassumingyoucanaffecthappinessif,forexample,youpickedtherightgoals,buttherewasallthisliteraturethatsuggesteditwasimpossible,thatwhatgoesupmustcomedown."

TheHappinessPie

Lyubomirsky,Sheldonandanotherpsychologist,DavidA.SchkadeoftheUniversityofCalifornia,SanDiego,puttheexistingfindingstogetherintoasimplepiechartshowingwhatdetermineshappiness.Halfthepieisthegeneticsetpoint.Thesmallestsliceiscircumstances,whichexplainonlyabout10percentofpeople'sdifferencesinhappiness.Sowhatistheremaining40percent?"Becausenobodyhadputittogetherbefore,that'sunexplained,"Lyubomirskysays.Butshebelievesthatwhenyoutakeawaygenesandcircumstances,whatisleftbesideserrormustbe"intentionalactivity,"mentalandbehavioralstrategiestocounteractadaptation'sdownwardpull.

Lyubomirskyhasbeenstudyingtheseactivitiesinhopesoffindingoutwhetherandhowpeoplecanstayabovetheirsetpoint.Intheory,thatispossibleinmuchthesamewayregulardietandexercisecankeepathletes'weightbelowtheirgeneticsetpoints.ButbeforeLyubomirskybegan,therewas"ahugevacuumofresearchonhowtoincreasehappiness,"shesays.Thelotterystudyinparticular"madepeopleshyawayfrominterventions,"explainseminentUniversityofPennsylvaniapsychologistMartinE.P.Seligman,thefatherofpositivepsychologyandamentortoLyubomirsky.Whensciencehadscrutinized(细察)happinessatall,itwasmainlythroughcorrelationalstudies,whichcannottellwhatcamefirst—thehappinessorwhatitislinkedto—letalonedeterminethecauseandeffect.Findingoutthatindividualswithstrongsocialtiesaremoresatisfiedwiththeirlivesthanloners,forexample,begsthequestionofwhetherfriendsmakeushappierorwhetherhappypeoplearesimplylikeliertoseekandattractfriends.

Lyubomirsky'sResearch

Lyubomirskybeganstudyinghappinessasagraduatestudentin1989afteranintriguingconversationwithheradviser,StanfordUniversitypsychologistLeeD.Ross,

A.YB.NC.NG

三、3.ListeningComprehension(10题)21.SectionC

Directions:Inthissection,youwillhearapassagethreetimes.Whenthepassageisreadforthefirsttime,youshouldlistencarefullyforitsgeneralidea.Whenthepassageisreadforthesecondtime,youarerequiredtofillintheblanksnumberedfrom36to43withtheexactwordsyouhavejustheard.Forblanksnumberedfrom44to46youarerequiredtofillinthemissinginformation.Fortheseblanks,youcaneitherusetheexactwordsyouhavejustheardorwritedownthe

听力原文：Thinktwicenexttimesomeoneasksyoufor"fiveminutesofyourtime"itcouldcostyoumorethanyouthink.ABritishprofessorhasdevelopedamathematicalformulatohelppeoplefindoutexactlyhowmuchanhouroftheirtimeisworth.ProfessorIanWalkerofWarwickUniversityinvestigatedthevalueoftimeafterresearchshowedthatover80percentofrespondentswouldbuymoretimeiftheycouldaffordit."Traditionally,wagesorsalarieshavegivenanindicationofhowwearevaluedatwork,"Walker,aneconomicsprofessor,saidinastatement."However,bylookingatsalariesagainsttaxation,thecostoflivingandregionalvariations,wecanseehowmuchanhourofourtimeisworthwhetheratworkorhome."Theformulacouldhelpinmakingdecisions,suchaswhethertocookamealortogetatakeaway,orwhethertotakepublictransportorataxi.Visitorstowww.barclaycard.co.uk/timeismoneycanfindoutthevalueofanhouroftheirtimebyenteringtheirsalary,theregionwheretheyworkandwhatkindofworktheydo.

Forexample,foraprofessionalworkinginLondonandearning25,000poundsayear,anhourwouldbeworth6.44pounds,accordingtotheWebsite.Cookingdinnerwouldcost5.37poundscheapertogetatakeaway,onceyouaddthecostoftherawmaterialsneededtomakeityourself.BrushingIyouteethforcomesless.at32pence—perhapshardtofindsomeonetodoitforyouforless

Thinktwicenexttimesomeoneasksyoufor"fiveminutesofyourtime"itcouldcostyoumorethanyouthink.ABritishprofessorhas(36)______amathematical(37)______tohelppeoplefindoutexactlyhowmuchanhouroftheirtimeisworth.ProfessorInnWalkerofWarwickUniversity(38)______thevalueoftimeafterresearchshowedthatover80percentof(39)______wouldbuymoretimeiftheycould(40)______it."Traditionally,wagesorsalarieshavegivenan(41)______ofhowwearevaluedatwork,"Walker,an(42)______professor,saidinastatement."However,bylookingatsalariesagainsttaxation,thecostoflivingand(43)______variations,(44)____________".Theformulacouldhelpinmakingdecisions,suchaswhethertocookamealortogetatakeaway,orwhethertotakepublictransportorataxi.Visitorstowww.barclaycard.co.uk/timeismoneycan(45)____________.

Forexample,foraprofessionalworkinginLondonandearning25,000poundsayear,anhourwouldbeworth6.44pounds,accordingtotheWebsite.Cookingdinnerwouldcost5.37poundscheapertogetatakeaway,(46)____________.Brushingyourteethcomesat32pence—perhapshardtofindsomeonetodoitforyouforless.

22.听力原文：M:I'llsendElizabethapostcardfromThailandwhenIgothereonmyvacation.

W:Iamsurethatshe'dbegladtogetone.Shehasacollectionofcardsfromallovertheworld.

Q:WhatdoweknowaboutElizabethfromtheconversation?

(17)

A.ThatsheisgoingtoThailand.

B.Thatshehastraveledallovertheworld.

C.Thatshelikespostcards.

D.Thatsheisgoingonvacation.

23.(44)

24.

【B6】

25.(17)

A.Hedefinitelydoesn'tknowthedate,

B.Heistheonlypersonwhoknowsthedate.

C.Hejustguessedthelasttimehehandedin.

D.Thelastassignmenthehandedinwasnotasgood.

26.(15)

A.Shemadeareservationforthe9:00flight.

B.Shechangedthereservation.

C.Shefoundtheywerelateforthe8:00flight.

D.Shemisunderstoodtheman.

27.听力原文：W:Interestedinthisbook?Thisisourbestsellerthisweek．

M:Bestseller?Iamconsideringwhatnewideasitgivesabouthowtodealwiththeaggravatingpeople．

W:Itaskspeopletoquitcomplaininganddosomething．WhatsurprisesmanypeopleaboutthisbookisitsuggeststhatthebestthingtodoistochangeyourselfbecauseyouarenotgoingtoChangetheotherperson.

M:Really?It'smethathastochangeasopposedtotheotherperson?

W:Well，haveyoueverchangedanybody?

M:I'vetriedmanytimes．It'snotreallypossiblethough．

W:That'sright．

M:ButhowcanIdothat?

W:Thebookishere．Bringitbackhomeandreaditandyoucanfindtheanswer．

M:BeforeIpaymymoneyIshouldbeclearthatthisbookisusefullforme．Idon'twanttopayforitandthenfindIhavepaidfornothing．

W:Thisbookisdefinitelyworththemoney．Thebookeventellsyouhowtodealwithdifferenttypesofworkers，co-workersandbosses，fromthemostcommonannoyingtypetotheworstkind．

M:Givemethemostcommonannoyingtypeofco-worker．

W:Themostcommonannoyingtypeofco-workersiscalled"boundary-busters"．So，it'ssomeonewhoinvadesyourspace，makestoomachnoise，eatsupyourtimeorchewsyourearoffTheyareboundarybusters．

M:AndhowdoIdealwiththem?

W:Again，sir，thebookishere．Bringitbackandreadfortheanswer．

M:Itseemsyouknowalotaboutthisbook．CanIdrawtheconclusionthatyoufancyit?

W:Well,frankly,Iamtheauthor．

(23)

A.Manyofherbooksarebestsellers.

B.Sheisashrewdbookstoreowner.

C.Sheispromotingherbookinperson.

D.Sheisasalespersonatthebookstore.

28.(25)

A.$20to$50.B.$200to$500.C.$2000to$5000.D.$10to$100.

29.

【B8】

30.(35)

A.Moreandmorepeopleacceptclonedmilkandmeat.

B.FDAapprovedthatclonedfoodissafeforhumanbeings.

C.Americanfarmersproducemoremilkthanthepeoplecanconsume.

D.Becausemoremilkisproducedbyclonedcows,themilkpriceisreduced.

四、4.ReadingComprehension(ReadinginDepth)(3题)31.SectionB

Directions:Thereare2passagesinthissection.Eachpassageisfollowedbysomequestionsorunfinishedstatements.ForeachofthemtherearefourchoicesmarkedA,B,CandD.Youshoulddecideonthebestchoice.

Auctions(拍买)arepublicsalesofgoods,conductedbyanofficiallyapprovedauctioneer.Heaskedthecrowdtogatherintheauctionroomtobidforvariousitemsonsale.Heencouragesbuyerstobidhigherfiguresandfinallynamesthehighestbidderasthebuyerofthegoods.Thisiscalled"knockingdown"thegoods,forthebiddingendswhentheauctioneerbangsasmallhammeronaraisedplatform.

TheancientRomansprobablyinventedsalesbyauctionandtheEnglishwordcomesfromtheLatin"autic",meaning"increase".TheRomansusuallysoldinthiswaythespoilstakeninwar;thesesaleswerecalled"subhasta",meaning"underthespear",aspearbeingstuckinthegroundasasignalforacrowdtogather.InEnglandintheeighteenthandnineteenthcenturiesgoodswereoftensold"bythecandle";ashortcandlewaslitbytheauctioneerandbidscouldbemadewhileitwasburning.

Practicallyallgoodscanbesoldbyauction.Amongthesearecoffee,skins,wool,tea,cocoa,furs,fruit,vegetablesandwines.Auctionsalesarealsousualforlandandproperty,antiquefurniture,pictures,rarebooks,oldchinaandworksofart.TheauctionroomsatChritie'sandSotheby'sinLondonandNewYorkareworld-famous.

Anauctionisusuallyadvertisedbeforehandwithfullparticularsofthearticlestobesoldandwhereandwhentheycanbeviewedbythebuyers.Iftheadvertisementcannotgivefulldetails,cataloguesareprinted,andeachgroupofgoodstobesoldtogether,calleda"lot",isusuallygivenanumber.Theauctioneerneednotbeginwithlotoneandcontinuethenumericalorder;hemaywaituntilhenoticesthefactthatcertainbuyersareintheroomandthenproducethelotstheyarelikelytobeinterestedin.Theauctioneer'sservicesarepaidforintheform.ofapercentageofthepricethegoodsaresoldfor.Theauctioneerthereforehasadirectinterestinpushingupthebidding.

Auctionedgoodsaresold_______.

A.forthehighestpriceoffered

B.atfixedprices

C.atpriceslowerthantheirtruevalue

D.atpricesofferedbytheauctioneer

32.

WecanassumefromthepassagethatMikeDeWine______.

A.ishappytosupportBushwithallhismight

B.istoobusytojointhecampaigninhishomestate

C.isanimportantcandidateforthecomingelection

D.istooshytostandinfrontofthejournalists

33.

Whatdoestheword"dermatologist"(Line2,Para.2)mean?

A.Apersonwhoseworkisfilling,cleaningandtakingoutteeth.

B.Apersonwhoseworkisstudyingmentaldiseases.

C.Apersonwhoseworkishealingeyediseases.

D.Apersonwhoseworkiscuringskindiseases.

五、5.ErrorCorrection(3题)34.

【S8】

35.

【S4】

36.

【S10】

六、6.ErrorCorrection(3题)37.

【S6】

38.

【S8】

39.

【S3】

参考答案

1.THEMARVELSOFMEDICINEINTHETWENTIETHCENTURYLookingbackthetwentiethcenturyhasseennumerousscientificandtechnologicachievementsandwhatstandouthighaboveothersareadvancesinmedicalscience.Theirresultshaveclearlybeenshowninthreeareasdevelopmentofvaccinesandantibioticsdiscoveriesofnewdiagnosismethodsandtheadventofgeneticengineeringasanewbranchoflearning.Eversincemedicalresearchersstartedtodevisewaysofpreventinggermsinvadingthebodyandoffightingthemoncetheydidthequalityoflifeforpeopleintheworldhasremarkablyimproved.Todaysmallpoxisaforgottendiseaseandvaccinationsarenolongerrequired.Polioisundercontrolandthevaccineiswidelyavailable.Thedevelopmentofsuchantibioticsaspenicillinhashelpedmanypeoplerecoverfromseriousillness.Overthepastdecadesmoreandmoredoctorshavecometorealizetheimportanceofdetectingchangesinthebodyatanearlystage.Moderndiagnosisbeganintheearly1900swiththediscoveryofX-rays.Withthepassageoftimenewmethodsforviewingtheinteriorofthebodywerebroughtoutoneafteranother.Inrecentyearsultrasonicwavesmagneticresonanceandothertechniqueshavemadeitpossibletodetectanythinginthebodythatisbeginningtobeabnormal.Medicaladvanceshavebeenmovinginevenmorefundamentaldirections.Scientistshavefoundthatthebodymachineryisdirectedbythegenes.Researchesinthisfieldhaveevolvedintoanewbranchoflearning—geneticengineering.Itwasonlyinthe1950sthatscientistsdiscoveredthekindofstructuresthegeneshave.Andattheendofthetwentiethcenturythefirst"roughmap"ofthehumangeneticcodewascompleted.Thiswasreferredtoasa"majorscientificmilestone"whichmightleadtoamorefullyunderstandingofthegenesthatmakepeoplesusceptibletocancerAIDSParkinson'sorAlzheimer's.Witheachimportantdiscoverythepracticeofmedicinehasundergonearevolution.Themedicaladvancesmadeinthetwentiethcenturyhavenotonlyimprovedthelivesofmanypeoplebutalsolaidasolidfoundationforfurtherdevelopmentinmedicine.AndIdobelievethatinthe21stcenturyscientistswillworkevengreaterwondersintheareaofmedicalscienceandeventuallyfindcurestowhatarenowcalled"incurable"diseases.THEMARVELSOFMEDICINEINTHETWENTIETHCENTURYLookingback,thetwentiethcenturyhasseennumerousscientificandtechnologicachievements,andwhatstandouthighaboveothersareadvancesinmedicalscience.Theirresultshaveclearlybeenshowninthreeareas,developmentofvaccinesandantibiotics,discoveriesofnewdiagnosismethods,andtheadventofgeneticengineeringasanewbranchoflearning.Eversincemedicalresearchersstartedtodevisewaysofpreventinggermsinvadingthebody,andoffightingthemoncetheydid,thequalityoflifeforpeopleintheworldhasremarkablyimproved.Todaysmallpoxisaforgottendisease,andvaccinationsarenolongerrequired.Polioisundercontrolandthevaccineiswidelyavailable.Thedevelopmentofsuchantibioticsaspenicillinhashelpedmanypeoplerecoverfromseriousillness.Overthepastdecadesmoreandmoredoctorshavecometorealizetheimportanceofdetectingchangesinthebodyatanearlystage.Moderndiagnosisbeganintheearly1900swiththediscoveryofX-rays.Withthepassageoftime,newmethodsforviewingtheinteriorofthebodywerebroughtoutoneafteranother.Inrecentyears,ultrasonicwaves,magneticresonanceandothertechniqueshavemadeitpossibletodetectanythinginthebodythatisbeginningtobeabnormal.Medicaladvanceshavebeenmovinginevenmorefundamentaldirections.Scientistshavefoundthatthebodymachineryisdirectedbythegenes.Researchesinthisfieldhaveevolvedintoanewbranchoflearning—geneticengineering.Itwasonlyinthe1950sthatscientistsdiscoveredthekindofstructuresthegeneshave.Andattheendofthetwentiethcenturythefirst"roughmap"ofthehumangeneticcodewascompleted.Thiswasreferredtoasa"majorscientificmilestone,"whichmightleadtoamorefullyunderstandingofthegenesthatmakepeoplesusceptibletocancer,AIDS,Parkinson'sorAlzheimer's.Witheachimportantdiscovery,thepracticeofmedicinehasundergonearevolution.Themedicaladvancesmadeinthetwentiethcenturyhavenotonlyimprovedthelivesofmanypeoplebutalsolaidasolidfoundationforfurtherdevelopmentinmedicine.AndIdobelievethatinthe21stcenturyscientistswillworkevengreaterwondersintheareaofmedicalscienceandeventuallyfindcurestowhatarenowcalled"incurable"diseases.

2.ACoverLetterDearSir/Madam①IknowfromyouradvertisementthatyouaregoingtoenrollsomeChinesestudentstopursuefurtherstudyinyouruniversity.②IamveryinterestedinitandIwillappreciateanopportunitytostudyACoverLetterDearSir/Madam,①IknowfromyouradvertisementthatyouaregoingtoenrollsomeChinesestudentstopursuefurtherstudyinyouruniversity.②IamveryinterestedinitandIwillappreciateanopportunitytostudy解析：[写作点拨]①审题及布局。虽然不是求职，这篇作文也应该属于典型的自荐信，所以在格式上应该遵循自荐信的整体写作结构，结合题目所给的具体信息进行写作即可。第一段中要阐述你是如何得知该学校招收中国学生入校学习这个信息的。第二段中介绍个人信息，并阐明你对进入这个学校学习感兴趣的主要原因，同时应该尽量说明个人有足够的能力和水平来完成该学校的学习要求。第三段按照题目要求表示真诚地期待该学校的回复信息，同时要表示如果校方需要你更多的额外个人信息，你将非常愿意及时联系。最后对校方能够考虑你的申请表示感谢。②语言。本文是类似求职类的信件，所以语言上尽量要保持正规、准确；同时语言表达要真诚、可信。

3.HowtoEncouragePeopletoUsePublicTransportThepast5yearshavewitnessedtherapidincreaseofprivatecarsinbigcitiesofChina.MoreandmoreChineseareabletoaffordacarandwouldliketobuyaprivatecartoimprovetheirlifequality.Severalfactorscontributetotheincreasingnumberofprivatecars.Firstitcanbeattributedtothegreatadvanceofpeople'sincomeaswellasthedramaticdecreaseofcarpricesduetomasspro